842805040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{379}}^1$

素因数の和:448

約数の個数: 240

約数和(自身を含む): 2585191680

約数和(自身を除く): 1742386640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 133, 140, 152, 154, 176, 190, 209, 220, 266, 280, 304, 308, 361, 379, 380, 385, 418, 440, 532, 560, 616, 665, 722, 758, 760, 770, 836, 880, 1045, 1064, 1232, 1330, 1444, 1463, 1516, 1520, 1540, 1672, 1805, 1895, 2090, 2128, 2527, 2653, 2660, 2888, 2926, 3032, 3080, 3344, 3610, 3790, 3971, 4169, 4180, 5054, 5306, 5320, 5776, 5852, 6064, 6160, 7201, 7220, 7315, 7580, 7942, 8338, 8360, 10108, 10612, 10640, 11704, 12635, 13265, 14402, 14440, 14630, 15160, 15884, 16676, 16720, 19855, 20216, 20845, 21224, 23408, 25270, 26530, 27797, 28804, 28880, 29183, 29260, 30320, 31768, 33352, 36005, 39710, 40432, 41690, 42448, 50407, 50540, 53060, 55594, 57608, 58366, 58520, 63536, 66704, 72010, 79211, 79420, 83380, 100814, 101080, 106120, 111188, 115216, 116732, 117040, 136819, 138985, 144020, 145915, 158422, 158840, 166760, 201628, 202160, 212240, 222376, 233464, 252035, 273638, 277970, 288040, 291830, 316844, 317680, 333520, 396055, 403256, 444752, 466928, 504070, 547276, 554477, 555940, 576080, 583660, 633688, 684095, 792110, 806512, 957733, 1008140, 1094552, 1108954, 1111880, 1167320, 1267376, 1368190, 1505009, 1584220, 1915466, 2016280, 2189104, 2217908, 2223760, 2334640, 2736380, 2772385, 3010018, 3168440, 3830932, 4032560, 4435816, 4788665, 5472760, 5544770, 6020036, 6336880, 7525045, 7661864, 8871632, 9577330, 10535063, 10945520, 11089540, 12040072, 15050090, 15323728, 19154660, 21070126, 22179080, 24080144, 30100180, 38309320, 42140252, 44358160, 52675315, 60200360, 76618640, 84280504, 105350630, 120400720, 168561008, 210701260, 421402520, 842805040]

約数ペア:

[(1, 842805040), (2, 421402520), (4, 210701260), (5, 168561008), (7, 120400720), (8, 105350630), (10, 84280504), (11, 76618640), (14, 60200360), (16, 52675315), (19, 44358160), (20, 42140252), (22, 38309320), (28, 30100180), (35, 24080144), (38, 22179080), (40, 21070126), (44, 19154660), (55, 15323728), (56, 15050090), (70, 12040072), (76, 11089540), (77, 10945520), (80, 10535063), (88, 9577330), (95, 8871632), (110, 7661864), (112, 7525045), (133, 6336880), (140, 6020036), (152, 5544770), (154, 5472760), (176, 4788665), (190, 4435816), (209, 4032560), (220, 3830932), (266, 3168440), (280, 3010018), (304, 2772385), (308, 2736380), (361, 2334640), (379, 2223760), (380, 2217908), (385, 2189104), (418, 2016280), (440, 1915466), (532, 1584220), (560, 1505009), (616, 1368190), (665, 1267376), (722, 1167320), (758, 1111880), (760, 1108954), (770, 1094552), (836, 1008140), (880, 957733), (1045, 806512), (1064, 792110), (1232, 684095), (1330, 633688), (1444, 583660), (1463, 576080), (1516, 555940), (1520, 554477), (1540, 547276), (1672, 504070), (1805, 466928), (1895, 444752), (2090, 403256), (2128, 396055), (2527, 333520), (2653, 317680), (2660, 316844), (2888, 291830), (2926, 288040), (3032, 277970), (3080, 273638), (3344, 252035), (3610, 233464), (3790, 222376), (3971, 212240), (4169, 202160), (4180, 201628), (5054, 166760), (5306, 158840), (5320, 158422), (5776, 145915), (5852, 144020), (6064, 138985), (6160, 136819), (7201, 117040), (7220, 116732), (7315, 115216), (7580, 111188), (7942, 106120), (8338, 101080), (8360, 100814), (10108, 83380), (10612, 79420), (10640, 79211), (11704, 72010), (12635, 66704), (13265, 63536), (14402, 58520), (14440, 58366), (14630, 57608), (15160, 55594), (15884, 53060), (16676, 50540), (16720, 50407), (19855, 42448), (20216, 41690), (20845, 40432), (21224, 39710), (23408, 36005), (25270, 33352), (26530, 31768), (27797, 30320), (28804, 29260), (28880, 29183)]